Question

In a sample of 40 adults, the mean body temperature was 98.305 degrees Fahrenheit with a...

In a sample of 40 adults, the mean body temperature was 98.305 degrees Fahrenheit with a standard deviation of 0.766 degrees Fahrenheit.

Part A

Construct a 90% confidence interval to estimate the mean body temperature in the population. Show all of your work using the Canvas equation editor and round your final answer to three decimal places.

Hints

S E = s n = 0.766 40 = 0.121

The t* multiplier for a 90% interval with 39 degrees of freedom is 1.685

Part B

Interpret this confidence interval (i.e., "I am 90% confident that...").

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